opportunism

from WordNet (r) 3.0 (2006)

opportunism
    n 1: taking advantage of opportunities without regard for the
         consequences for others [syn: {opportunism}, {self-
         interest}, {self-seeking}, {expedience}]

from The Collaborative International Dictionary of English v.0.48

Opportunism \Op`por*tun"ism\, n. [Cf. F. opportunisme.]
   The art or practice of taking advantage of opportunities or
   circumstances, or of seeking immediate advantage with little
   regard for ultimate consequences. [Recent]
   [1913 Webster]